Wear a blue denim jacket and charcoal ripped jeans if you're looking for a look idea for when you want to look casually cool. Tap into some Idris Elba dapperness and lift up your outfit with a pair of dark brown casual boots. When temps are starting to drop and autumn is setting in, you'll appreciate how great this outfit is for transitional weather. This combo should prompt anyone who had doubts about comfort dressing over 30.